Phiên bản mã QR 32 (145×145)
QR version 32 is 145×145 modules: up to 4,686 digits, 2,840 alphanumeric, 1,952 bytes or 1,201 kanji at level L; 842 bytes at H.
Version 32 data capacity
Maximum characters in a single encoding mode, per error-correction level (ISO/IEC 18004:2015, Table 7). Mixed-mode data and ECI headers reduce these limits.
| EC level | Recovers | Số | Chữ và số | Byte | Kanji |
|---|---|---|---|---|---|
| L | ~7% | 4686 | 2840 | 1952 | 1201 |
| M | ~15% | 3693 | 2238 | 1538 | 947 |
| Q | ~25% | 2670 | 1618 | 1112 | 684 |
| H | ~30% | 2022 | 1226 | 842 | 518 |
Codewords and error-correction blocks
The symbol carries 2465 codewords in total, split between data and Reed-Solomon error correction (ISO/IEC 18004:2015, Table 9).
| EC level | Data codewords | EC codewords | Blocks (count × total, data, EC codewords) |
|---|---|---|---|
| L | 1955 | 510 | 17 × (145, 115, 30) |
| M | 1541 | 924 | 10 × (74, 46, 28) + 23 × (75, 47, 28) |
| Q | 1115 | 1350 | 10 × (54, 24, 30) + 35 × (55, 25, 30) |
| H | 845 | 1620 | 19 × (45, 15, 30) + 35 × (46, 16, 30) |
Symbol structure
- Mô-đun
- 145 × 145
- Data modules (codeword bits + remainder bits)
- 19723
- Remainder bits
- 3
- Alignment patterns
- 33 (centre rows/columns 6, 34, 60, 86, 112, 138)
- Version information blocks
- Yes (2 × 18 bits)